<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>引入JavaScript</title>
    <!-- 内部的js -->
    <script type="text/javascript">
        // 编写js代码
        // 弹出框
        alert('我是谭金林');
    </script>
    <!-- 外部的js -->
    <script type="text/javascript" src="./js/index.js"></script>
</head>
<body>
    
</body>
</html>